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16S-23S RDNA: Polymorphisms and their use for detection and identification of Xylella fastidiosa strains

Strains of Xylella fastidiosa from several hosts (coffee, citrus, grape, almond, oleander, peach, plum, etc.) were characterized by analyzing the content of the nucleotide sequences of 16S- 23S rDN...

A Conjugative 38 kB Plasmid Is Present in Multiple Subspecies of Xylella fastidiosa

A similar to 38kB plasmid (pXF-RIV5) was present in the Riv5 strain of Xylella fastidiosa subsp. multiplex isolated from ornamental plum in southern California. The complete nucleotide sequence of ...

Acquisition and Evolution of Plant Pathogenesis-Associated Gene Clusters and Candidate Determinants of Tissue-Specificity in Xanthomonas

Background: Xanthomonas is a large genus of plant-associated and plant-pathogenic bacteria. Collectively, members cause diseases on over 392 plant species. Individually, they exhibit marked host- a...

A multigene phylogenetic study of clonal diversity and divergence in North American strains of the plant pathogen Xylella fastidiosa

Xylella fastidiosa is a pathogen that causes leaf scorch and related diseases in over 100 plant species, including Pierce's disease in grapevines (PD), phony peach disease (PP), plum leaf scald (PL...

Analysis of 16S rRNA and mxaF genes revealing insights into Methylobacterium niche-specific plant association

The genus Methylobacterium comprises pink-pigmented facultative methylotrophic (PPFM) bacteria, known to be an important plant-associated bacterial group. Species of this group, described as plant-...

Analysis of the genome-wide variations among multiple strains of the plant pathogenic bacterium Xylella fastidiosa

The Gram-negative, xylem-limited phytopathogenic bacterium Xylella fastidiosa is responsible for causing economically important diseases in grapevine, citrus and many other plant species. Despite i...

Anthocyanin Accumulation in Muscadine Berry Skins Is Influenced by the Expression of the MYB Transcription Factors, MybA1, and MYBCS1

The skin color of grape berry is very important in the wine industry. The red color results from the synthesis and accumulation of anthocyanins, which is regulated by transcription factors belongin...

Bacterial diversity in potential cicadellids vectors of Xylella fastidiosa Wells et al. in coffee plants in Puerto Rico

Bacteria from head and body tissues of three potential insect vectors of Xylella fastidiosa (Xf), Apogonalia spp., Hortensia similis and Caribovia coffeacola, were isolated in periwinkle wilt (PW) ...

Biological traits of Xylella fastidiosa strains from grapes and almonds

Xylella fastidiosa is a xylem-limited bacterium that causes various diseases, among them Pierce's disease of grapevine (PD) and almond leaf scorch (ALS). PD and ALS have long been considered to be ...

Comparative genomic analysis of coffee-infecting Xylella fastidiosa strains isolated from Brazil

Strains of Xylella fastidiosa constitute a complex group of bacteria that develop within the xylem of many plant hosts, causing diseases of significant economic importance, such as Pierce's disease...

Comparative genomic characterization of citrus-associated Xylella fastidiosa strains

The xylem-inhabiting bacterium Xylella fastidiosa (Xf) is the causal agent of Pierce's disease (PD) in vineyards and citrus variegated chlorosis (CVC) in orange trees. Both of these economically-de...

Complete sequence and evolutionary genomic analysis of the Pseudomonas aeruginosa transposable bacteriophage D3112

Bacteriophage D3112 represents one of two distinct groups of transposable phage found in the clinically relevant, opportunistic pathogen Pseudomonas aeruginosa. To further our understanding of tran...